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Allen-Bradley I/O Modules 1791-24B8

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  • Vendor:

    Allen-Bradley

  • Type:

    I/O Modules

  • Tags I/o modules

About the Product

Allen-Bradley 1791-24B8 Block I/O Module: Comprehensive Technical Overview

Key Product Specifications

  • Brand: Allen-Bradley
  • Model Number: 1791-24B8
  • Product Line: 1791 Block I/O
  • Total I/O Points: 32 Points
  • Inputs per Block: 24 points (in 3 groups of 8)
  • Outputs per Block: 8 points
  • Module Voltage: 24 Volts DC

Detailed Electrical Specifications

  • The 1791-24B8 input on-state voltage range is 10 to 30 Volts DC.
  • Input on-state current is a maximum of 11 mA at 30 Volts DC.
  • The input off-state maximum voltage is 5 Volts DC at 1.5 mA.
  • The output voltage range is also 10 to 30 Volts DC.
  • Each output supports 0.5A to 1A continuous current per point.
  • Output current rating depends on mounting orientation and temperature.
  • An external power supply of 19.2-30V DC at 300 mA is required.
  • The module has a maximum power dissipation of 17.1 Watts.

Environmental & Physical Characteristics

  • Operating Temperature Range: 0 to 60°C (32 to 140°F)
  • Relative Humidity Range: 5% to 95% non-condensing
  • Storage Temperature Range: -40 to 85°C (-40 to 185°F)
  • Dimensions (H x W x D): 176.5mm x 68.8mm x 98mm
  • Weight: Approximately 1.75 lbs (0.79 kg)
  • The module is designed for reliable performance in harsh conditions.

Frequently Asked Questions (FAQ)

  • Q: What is the input voltage range for the 1791-24B8?
    A: The input on-state range is 10 to 30 Volts DC for proper operation.
  • Q: How many output points does this module have?
    A: The 1791-24B8 provides eight (8) discrete DC output points.
  • Q: What is the operating temperature range?
    A: It operates in a wide range from 0 to 60°C (32 to 140°F).

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Original Source: https://www.nex-auto.com/
Contact: sales@nex-auto.com | Phone: +86 153 9242 9628

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